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Regulations last checked for updates: Jan 18, 2025
Title 40 - Protection of Environment last revised: Dec 30, 2025
All Titles
Title 40
Chapter I
Part 197
Subpart 0 -
authority:
Sec. 801, Pub. L. 102-486, 106 Stat. 2921,
42 U.S.C. 10141
n
source:
66 FR 32132, June 13, 2001, unless otherwise noted.
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